高拉速板坯连铸结晶器内钢/渣界面行为的数值模拟

1.东北大学材料与冶金学院,沈阳,110004

2.东北大学材料与冶金学院,沈阳,110004

基金项目: 国家自然科学基金委员会和宝钢集团公司钢铁联合研究基金项目(50674020)

NUMERICAL SIMULATION FOR THE INTERFACIAL BEHAVIOR OF STEEL AND SLAG IN A SLAB CONTINUOUS CASTING MOLD WITH HIGH CASTING SPEED

用数值模拟方法研究了高拉速下拉速、水口出口角度、浸入深度、铸坯宽度和保护渣黏度对钢/渣界面行为的影响规律,并利用水模型实验进行了验证.研究表明,在一定拉速下,增加水口浸入深度和向下的张角能有效抑制钢/渣界面波动;熔渣黏度对钢/渣界面形状几乎没有影响,而界面速度随熔渣黏度的增加而减小.

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